42033340020243 has 64 divisors (see below), whose sum is σ = 69333465600000. Its totient is φ = 22269274220160.

The previous prime is 42033340020233. The next prime is 42033340020383. The reversal of 42033340020243 is 34202004333024.

42033340020243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42033340020243 - 2⁴ = 42033340020227 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42033340020243.

It is not an unprimeable number, because it can be changed into a prime (42033340020233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 21112258 + ... + 23017256.

It is an arithmetic number, because the mean of its divisors is an integer number (1083335400000).

Almost surely, 2^{42033340020243} is an apocalyptic number.

42033340020243 is a deficient number, since it is larger than the sum of its proper divisors (27300125579757).

42033340020243 is a wasteful number, since it uses less digits than its factorization.

42033340020243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1907752.

The product of its (nonzero) digits is 41472, while the sum is 30.

Adding to 42033340020243 its reverse (34202004333024), we get a palindrome (76235344353267).

The spelling of 42033340020243 in words is "forty-two trillion, thirty-three billion, three hundred forty million, twenty thousand, two hundred forty-three".